GeForce 840M and Radeon R5 230 - video card comparison
Passmark - benchmark score GeForce 840M vs Radeon R5 230
GeForce 840M
1121
Radeon R5 230
228
GeForce 840M
Radeon R5 230
Architecture
Maxwell (2014−2018)
TeraScale 2 (2009−2015)
GPU code name
N15S-GT
Caicos
Market segment
Laptop
Desktop
Release date
March 2014
April 2014
Bus support
PCI Express 2.0, PCI Express 3.0
PCIe 1.0 x4
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
-
N/A
Boost clock speed
1124 MHz
-
Core clock speed
1029 MHz
-
Floating-point performance
863.2 gflops
200.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
-
370 million
Pipelines / CUDA cores
384
160
Power consumption (TDP)
33 Watt
19 Watt
Texture fill rate
17.98
5.000
Memory type
DDR3
DDR3
Maximum RAM amount
4 GB
4 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
2000 MHz
-
Memory bandwidth
16.02 GB/s
10.67 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
Eyefinity
-
1
HDMI
-
+
DisplayPort support
-
-
DirectX
12 (11_0)
DirectX® 11
CUDA
+
-
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.5
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
-
AppAcceleration
-
-
CrossFire
-
1
DDMA audio
-
-
Enduro
-
-
GameWorks
+
-
GPU Boost
2.0
-
HD3D
-
-
Optimus
+
-
PowerPlay
-
+
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-